Features:1) Optical technology base: 1/3" Sony CCD2) Picture elements (horizontal x vertical in mm): a) PAL: 752 (H) x 582 (V)) b) NTSC: 768 (H) x 494 (V)3) Resolution: 420 TVL4) Min. illumination: 0 lux with IR LED 19 / 24 / 30pcs5) Horizontal sync. frequency: EIA/NTSC 15.734kHz and CCIR/PAL 15.625kHz6) Clock frequency: EIA/NTSC 19.0699MHz and CCIR/PAL 18.9375MHz7) Vertical frequency: EIA/NTSC 60Hz and CCIR/PAL 50Hz8) Scanning: 2:1 interlace9) S/N ratio: 46dB10) Electronic shutter: a) NTSC 1/60 - 1/100,000s b) PAL 1/50 - 1/10,0000s11) Lens: f3.6mm - 16mm 12) Gamma: 0.4513) White balance: auto tracing14) Video output: 1V p-p, 75?5) Infrared wavelength: 850nm 16) Radiation distance: 20 ~ 30m 17) Power supply: 12V DC18) Power consumption: 12V DC19) Operation temperature: -10 - +45癈 producing area:China payment:T/T, Western Union supplying capacity:20,000pcs/month